长达40年是什么意思

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当x趋近于1时,求limx^x-1/xlnx的极限 limx^[1/ln(e^x-1)],x从右边趋近于0, 老师,请问(ln(1+x)-x)/x^2当x趋近于0的极限怎么算? 第6题怎么改 铝合金冲压加工的工人需要穿戴防护服么?为什么要穿或者穿普通工作服就可以了 英语翻译M:He has been outside for half an hour now.W:The metre'srunning and we're paying him.M:Yes,we;l pay him a huge bill and it's terrible sitting in the taxi.Whom are the speakers waiting for?A A taxi driver B A cashier C A waiter 这道题对吗,如果不对请帮忙改正 英语翻译 0.3/X-1 -0.5/X+2=1.2 3Q 酚酞试液有什麼特性? 为什么弱碱性能使酚酞试液变红? 英语句子语法改错据说都是有错的.1.the family fond of pop music2.Susan past me in a hurry yesterday3.he planned to across the lake in the boat4.the plane has just back from America5.talk with higgins is mistaken6.twelve is divided by thr 英语句子改错(语法,搭配错误)在线 When we werecompletely engrossed in the joyous spirit,my younger sister cried out,“Mygoodness!”这句有哪里错误了吗?在word里输入后就是有绿色线下划它的前后句是 Our eyes al 英语文法改错句子,有全对,错字,漏字,多余字四种可能,求教!感激不尽Who was being interviewed when yougot there?The children enjoy being took to the zoo by their parents.We were late.The beach volleyball match had been started w 英语句子的改错,初三语法关于间接引语的下列括号中那处是错误的?1.My teacher (said to) me (that) I (had made) great progress (in) the exam.2.I (didn't know)(what)he (had been back)(for)a week.3. 英语句子改错.语法错误.i will love you all the time ,even thought i'm not the girl you love最好附上解释.为什么是loving,, 碳酸氢钠注射液能给奶瓶消毒吗?宝宝4个月有鹅口疮,带去看一个医生说容易复发,这个我是知道的,他给我碳酸氢钠注射液说让给宝宝抹抹嘴,平时奶瓶我没煮 是蒸的,医生说让用碳酸氢钠注射 英语翻译10分35秒开始,那个假杰克逊上来帮nirvana乐队领奖说的什么,然后下台后主持又说的什么?一直翻译到11分40秒, 什么物质可以和酚酞发生反应 英语翻译We regret any decision to reduce US private sector involvement in South Africa.Such reductions could have harmful effects on black workers,injure the South African economy which has,on the whole,weakened the premises of apartheid and prov 一个句子的语法改错The comet has recently changed direction toward Jupiter,a development (leading) scientists to wonder about the composition of the object.这个句子的括号部分怎么改就可以使它变为正确的同位语从句?并 注射剂的稀释剂为什么用灭菌注射用水? 碳酸氢钠注射液ph值灭菌后会升高,为什么 一般2ml以下且不稳定药物的注射剂应选用何种方法灭菌? Smile.笑家这个家族怎么样?哪个系最好?笑家的有语音工具吗?ID是多少? ( Smile笑家,视觉系 )很有实力吗? ( Smile家族,简称笑家 )我荣荣!也就是Smile.荣荣我喜欢笑家的风范 喜欢笑家的秩序 处娘能在这么短的时间建立起笑家.而且达到了10大家族第2名 我真的佩服! 笑家焦点系创建时间,创建人.口号 笑家焦点系审核群多少?笑家官方一等分系焦点系审核群多少? 李明父母的体细胞中染色体数均为23对,那么的体细胞中染色体数为多少 第五提怎么写 m=-m,请问:m=____